Difference between revisions of "Luffa"

From The ECRYPT Hash Function Website
m (analysis update)
m (updated link to round 2 submission)
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* Author(s): Christophe De Canniere, Hisayoshi Sato, Dai Watanabe
 
* Author(s): Christophe De Canniere, Hisayoshi Sato, Dai Watanabe
 
* Website: [http://www.sdl.hitachi.co.jp/crypto/luffa/ http://www.sdl.hitachi.co.jp/crypto/luffa/]
 
* Website: [http://www.sdl.hitachi.co.jp/crypto/luffa/ http://www.sdl.hitachi.co.jp/crypto/luffa/]
−
* NIST submission package: [http://csrc.nist.gov/groups/ST/hash/sha-3/Round1/documents/Luffa.zip Luffa.zip], [http://csrc.nist.gov/groups/ST/hash/sha-3/Round1/documents/LuffaUpdate.zip LuffaUpdate.zip]
+
* NIST submission package:
 +
** round 1: [http://csrc.nist.gov/groups/ST/hash/sha-3/Round1/documents/LuffaUpdate.zip LuffaUpdate.zip] (old version: [http://csrc.nist.gov/groups/ST/hash/sha-3/Round1/documents/Luffa.zip Luffa.zip])
 +
**round 2: [http://csrc.nist.gov/groups/ST/hash/sha-3/Round2/documents/Luffa_Round2_Update.zip Luffa_Round2_Update.zip] (old version: [http://csrc.nist.gov/groups/ST/hash/sha-3/Round2/documents/Luffa_Round2.zip Luffa_Round2.zip])
  
 +
 +
<bibtex>
 +
@misc{sha3CHSW09,
 +
  author    = {Christophe De Canniere and Hisayoshi Sato and Dai Watanabe},
 +
  title    = {Hash Function Luffa: Specification},
 +
  url        = {http://www.sdl.hitachi.co.jp/crypto/luffa/Luffa_v2_Specification_20091002.pdf},
 +
  howpublished = {Submission to NIST (Round 2)},
 +
  year      = {2009},
 +
}
 +
</bibtex>
 +
 +
<bibtex>
 +
@misc{sha3CHSW09a,
 +
  author    = {Christophe De Canniere and Hisayoshi Sato and Dai Watanabe},
 +
  title    = {Hash Function Luffa: Supporting Document},
 +
  url        = {http://www.sdl.hitachi.co.jp/crypto/luffa/Luffa_v2_SupportingDocument_20090915.pdf},
 +
  howpublished = {Submission to NIST (Round 2)},
 +
  year      = {2009},
 +
}
 +
</bibtex>
  
 
<bibtex>
 
<bibtex>
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   title    = {Hash Function Luffa: Specification},
 
   title    = {Hash Function Luffa: Specification},
 
   url        = {http://ehash.iaik.tugraz.at/uploads/e/ea/Luffa_Specification.pdf},
 
   url        = {http://ehash.iaik.tugraz.at/uploads/e/ea/Luffa_Specification.pdf},
−
   howpublished = {Submission to NIST},
+
   howpublished = {Submission to NIST (Round 1)},
 
   year      = {2008},
 
   year      = {2008},
 
}
 
}
 
</bibtex>
 
</bibtex>
−
 
  
 
<bibtex>
 
<bibtex>
Line 22: Line 43:
 
   title    = {Hash Function Luffa: Supporting Document},
 
   title    = {Hash Function Luffa: Supporting Document},
 
   url        = {http://ehash.iaik.tugraz.at/uploads/f/fe/Luffa_SupportingDocument.pdf},
 
   url        = {http://ehash.iaik.tugraz.at/uploads/f/fe/Luffa_SupportingDocument.pdf},
−
   howpublished = {Submission to NIST},
+
   howpublished = {Submission to NIST (Round 1)},
 
   year      = {2008},
 
   year      = {2008},
 
}
 
}

Revision as of 17:19, 23 November 2009

1 The algorithm


Christophe De Canniere, Hisayoshi Sato, Dai Watanabe - Hash Function Luffa: Specification

,2009
http://www.sdl.hitachi.co.jp/crypto/luffa/Luffa_v2_Specification_20091002.pdf
Bibtex
Author : Christophe De Canniere, Hisayoshi Sato, Dai Watanabe
Title : Hash Function Luffa: Specification
In : -
Address :
Date : 2009

Christophe De Canniere, Hisayoshi Sato, Dai Watanabe - Hash Function Luffa: Supporting Document

,2009
http://www.sdl.hitachi.co.jp/crypto/luffa/Luffa_v2_SupportingDocument_20090915.pdf
Bibtex
Author : Christophe De Canniere, Hisayoshi Sato, Dai Watanabe
Title : Hash Function Luffa: Supporting Document
In : -
Address :
Date : 2009

Christophe De Canniere, Hisayoshi Sato, Dai Watanabe - Hash Function Luffa: Specification

,2008
http://ehash.iaik.tugraz.at/uploads/e/ea/Luffa_Specification.pdf
Bibtex
Author : Christophe De Canniere, Hisayoshi Sato, Dai Watanabe
Title : Hash Function Luffa: Specification
In : -
Address :
Date : 2008

Christophe De Canniere, Hisayoshi Sato, Dai Watanabe - Hash Function Luffa: Supporting Document

,2008
http://ehash.iaik.tugraz.at/uploads/f/fe/Luffa_SupportingDocument.pdf
Bibtex
Author : Christophe De Canniere, Hisayoshi Sato, Dai Watanabe
Title : Hash Function Luffa: Supporting Document
In : -
Address :
Date : 2008

2 Cryptanalysis

Type of Analysis Hash Function Part Hash Size (n) Parameters/Variants Compression Function Calls Memory Requirements Reference
pseudo-2nd preimage hash all 1 - Jia
pseudo-preimage hash 256 2127 - Jia
pseudo-preimage hash 512 2171 - Jia
distinguisher permutation 4 rounds ? - Aumasson,Meier

A description of this table is given here.


Keting Jia - Pseudo-Collision, Pseudo-Preimage and Pseudo-Second-Preimage Attacks on Luffa

,2009
http://eprint.iacr.org/2009/224.pdf
Bibtex
Author : Keting Jia
Title : Pseudo-Collision, Pseudo-Preimage and Pseudo-Second-Preimage Attacks on Luffa
In : -
Address :
Date : 2009

Jean-Philippe Aumasson, Willi Meier - Zero-sum distinguishers for reduced Keccak-f and for the core functions of Luffa and Hamsi

,2009
http://www.131002.net/data/papers/AM09.pdf
Bibtex
Author : Jean-Philippe Aumasson, Willi Meier
Title : Zero-sum distinguishers for reduced Keccak-f and for the core functions of Luffa and Hamsi
In : -
Address :
Date : 2009
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